[INFO] fetching crate maybe-impl 0.1.0...
[INFO] checking maybe-impl-0.1.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate maybe-impl 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate maybe-impl 0.1.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maybe-impl 0.1.0
[INFO] finished tweaking crates.io crate maybe-impl 0.1.0
[INFO] tweaked toml for crates.io crate maybe-impl 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56643b58d2932e22c6c56e47b59cce28439f79d071255a0992428588955d1d2d
[INFO] running `Command { std: "docker" "start" "-a" "56643b58d2932e22c6c56e47b59cce28439f79d071255a0992428588955d1d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56643b58d2932e22c6c56e47b59cce28439f79d071255a0992428588955d1d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56643b58d2932e22c6c56e47b59cce28439f79d071255a0992428588955d1d2d", kill_on_drop: false }`
[INFO] [stdout] 56643b58d2932e22c6c56e47b59cce28439f79d071255a0992428588955d1d2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eda0381161d8141b2a1b82f083efc87c494fc13630de0bcde62f393c0449453b
[INFO] running `Command { std: "docker" "start" "-a" "eda0381161d8141b2a1b82f083efc87c494fc13630de0bcde62f393c0449453b", kill_on_drop: false }`
[INFO] [stderr]     Checking maybe-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "eda0381161d8141b2a1b82f083efc87c494fc13630de0bcde62f393c0449453b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda0381161d8141b2a1b82f083efc87c494fc13630de0bcde62f393c0449453b", kill_on_drop: false }`
[INFO] [stdout] eda0381161d8141b2a1b82f083efc87c494fc13630de0bcde62f393c0449453b
[INFO] checking maybe-impl-0.1.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] extracting crate maybe-impl 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate maybe-impl 0.1.0 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maybe-impl 0.1.0
[INFO] finished tweaking crates.io crate maybe-impl 0.1.0
[INFO] tweaked toml for crates.io crate maybe-impl 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 022dcf85b222c1f01062f33547700e6bf1d714c1666c4be4ee7237dc19626c73
[INFO] running `Command { std: "docker" "start" "-a" "022dcf85b222c1f01062f33547700e6bf1d714c1666c4be4ee7237dc19626c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "022dcf85b222c1f01062f33547700e6bf1d714c1666c4be4ee7237dc19626c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "022dcf85b222c1f01062f33547700e6bf1d714c1666c4be4ee7237dc19626c73", kill_on_drop: false }`
[INFO] [stdout] 022dcf85b222c1f01062f33547700e6bf1d714c1666c4be4ee7237dc19626c73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 909c8ae4c39dd1ff65e771aa66fc5f9e990b54eb4ef36b9a597e38ab1d73c4b5
[INFO] running `Command { std: "docker" "start" "-a" "909c8ae4c39dd1ff65e771aa66fc5f9e990b54eb4ef36b9a597e38ab1d73c4b5", kill_on_drop: false }`
[INFO] [stderr]     Checking maybe-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:57:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |       metadata: proc_macro::TokenStream,
[INFO] [stdout]    |       --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 55 |       input: proc_macro::TokenStream,
[INFO] [stdout]    |       ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 56 |   ) -> proc_macro::TokenStream {
[INFO] [stdout] 57 |       proc_macro::TokenStream::from(_traits(
[INFO] [stdout]    |  ___________________________________^
[INFO] [stdout] 58 | |         TokenStream::from(metadata),
[INFO] [stdout] 59 | |         TokenStream::from(input),
[INFO] [stdout] 60 | |     ))
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/lib.rs:57:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |       metadata: proc_macro::TokenStream,
[INFO] [stdout]    |       --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 55 |       input: proc_macro::TokenStream,
[INFO] [stdout]    |       ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 56 |   ) -> proc_macro::TokenStream {
[INFO] [stdout] 57 |       proc_macro::TokenStream::from(_traits(
[INFO] [stdout]    |  ___________________________________^
[INFO] [stdout] 58 | |         TokenStream::from(metadata),
[INFO] [stdout] 59 | |         TokenStream::from(input),
[INFO] [stdout] 60 | |     ))
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maybe-impl` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `maybe-impl` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "909c8ae4c39dd1ff65e771aa66fc5f9e990b54eb4ef36b9a597e38ab1d73c4b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "909c8ae4c39dd1ff65e771aa66fc5f9e990b54eb4ef36b9a597e38ab1d73c4b5", kill_on_drop: false }`
[INFO] [stdout] 909c8ae4c39dd1ff65e771aa66fc5f9e990b54eb4ef36b9a597e38ab1d73c4b5